DE2403381A1 - Verfahren zum umwandeln einer optisch negativen fluessigkristallzusammensetzung in einen optisch positiven zustand und anwendung des verfahrens zum sichtbarmachen eines bildes - Google Patents

Verfahren zum umwandeln einer optisch negativen fluessigkristallzusammensetzung in einen optisch positiven zustand und anwendung des verfahrens zum sichtbarmachen eines bildes

Info

Publication number
DE2403381A1
DE2403381A1 DE19742403381 DE2403381A DE2403381A1 DE 2403381 A1 DE2403381 A1 DE 2403381A1 DE 19742403381 DE19742403381 DE 19742403381 DE 2403381 A DE2403381 A DE 2403381A DE 2403381 A1 DE2403381 A1 DE 2403381A1
Authority
DE
Germany
Prior art keywords
liquid crystal
optically
layer
image
crystal composition
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
DE19742403381
Other languages
German (de)
English (en)
Inventor
James E Adams
Jun John B Flannery
Werner E L Haas
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Xerox Corp
Original Assignee
Xerox Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Xerox Corp filed Critical Xerox Corp
Publication of DE2403381A1 publication Critical patent/DE2403381A1/de
Pending legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/137Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
    • G02F1/13731Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on a field-induced phase transition
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/06Non-steroidal liquid crystal compounds
    • C09K19/08Non-steroidal liquid crystal compounds containing at least two non-condensed rings
    • C09K19/10Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings
    • C09K19/22Non-steroidal liquid crystal compounds containing at least two non-condensed rings containing at least two benzene rings linked by a chain containing carbon and nitrogen atoms as chain links, e.g. Schiff bases
    • CCHEMISTRY; METALLURGY
    • C09DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09KMATERIALS FOR MISCELLANEOUS APPLICATIONS, NOT PROVIDED FOR ELSEWHERE
    • C09K19/00Liquid crystal materials
    • C09K19/04Liquid crystal materials characterised by the chemical structure of the liquid crystal components, e.g. by a specific unit
    • C09K19/36Steroidal liquid crystal compounds

Landscapes

  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Nonlinear Science (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Liquid Crystal (AREA)
  • Liquid Crystal Substances (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)
DE19742403381 1973-01-24 1974-01-24 Verfahren zum umwandeln einer optisch negativen fluessigkristallzusammensetzung in einen optisch positiven zustand und anwendung des verfahrens zum sichtbarmachen eines bildes Pending DE2403381A1 (de)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US32634273A 1973-01-24 1973-01-24

Publications (1)

Publication Number Publication Date
DE2403381A1 true DE2403381A1 (de) 1974-07-25

Family

ID=23271810

Family Applications (1)

Application Number Title Priority Date Filing Date
DE19742403381 Pending DE2403381A1 (de) 1973-01-24 1974-01-24 Verfahren zum umwandeln einer optisch negativen fluessigkristallzusammensetzung in einen optisch positiven zustand und anwendung des verfahrens zum sichtbarmachen eines bildes

Country Status (6)

Country Link
JP (1) JPS5412227B2 (enrdf_load_stackoverflow)
CA (1) CA1022265A (enrdf_load_stackoverflow)
DE (1) DE2403381A1 (enrdf_load_stackoverflow)
FR (1) FR2214524A1 (enrdf_load_stackoverflow)
GB (1) GB1453134A (enrdf_load_stackoverflow)
NL (1) NL7400945A (enrdf_load_stackoverflow)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
IE56194B1 (en) * 1985-01-07 1991-05-08 Scully Richard L Infrared imaging system
GB2237443A (en) * 1989-08-03 1991-05-01 Rank Brimar Ltd Light modulating device

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5228559B2 (enrdf_load_stackoverflow) * 1972-06-13 1977-07-27

Also Published As

Publication number Publication date
NL7400945A (enrdf_load_stackoverflow) 1974-04-25
FR2214524A1 (enrdf_load_stackoverflow) 1974-08-19
GB1453134A (en) 1976-10-20
JPS5412227B2 (enrdf_load_stackoverflow) 1979-05-21
JPS49106847A (enrdf_load_stackoverflow) 1974-10-09
CA1022265A (en) 1977-12-06

Similar Documents

Publication Publication Date Title
DE2236467C3 (de) Bildanzeigevorrichtung
DE68915325T2 (de) Flüssigkristallanzeigevorrichtung.
DE2200079A1 (de) Verfahren zur Umwandlung des Zustandes von Fluessigkristallen
DE2212524A1 (de) Verfahren zur Erzeugung des Grandjean-Strukturzustandes in einer Fluessigkristall-Masse
DE2051505B2 (de) Verfahren zur Umwandlung der Textur eines flüssigkristallinen Materials
DE2244195A1 (de) Elektrooptisch-aktive materialzusammensetzungen und elektrooptisch-aktive vorrichtung unter verwendung derartiger materialzusammensetzungen
DE2041460A1 (de) Bilderzeugungssystem
DE2555816A1 (de) Ferroelektrische keramische vorrichtungen
DE2538186A1 (de) Darstellungsverfahren unter verwendung von fluessigkristallen
DE1589429B2 (de) Elektrisch steuerbare optische Vorrichtung
DE2214967A1 (enrdf_load_stackoverflow)
DE2256258A1 (de) Abbildungssystem
DE2415321A1 (de) Farbdarstellungsvorrichtung auf basis von fluessigkristallen und verfahren zur schaffung der farbdarstellung
DE2235385C3 (de) Flüssigkristalline Zusammensetzungen und ihre Verwendung in Bilderzeugungsverfahren
DE3107579A1 (de) Fluessigkristall-darstellungsvorrichtung
DE3784388T2 (de) Fluessigkristallzelle.
DE2434889B2 (de) Fluessigkristallanzeigeelement
DE2408389A1 (de) Elekkrooptisches verfahren unter verwendung von fluessigkristallen
DE2748738A1 (de) Elektrooptischer modulator
DE2411215A1 (de) Bilderzeugungsverfahren
DE2403381A1 (de) Verfahren zum umwandeln einer optisch negativen fluessigkristallzusammensetzung in einen optisch positiven zustand und anwendung des verfahrens zum sichtbarmachen eines bildes
DE2143547A1 (de) Elektro-optische Anzeigevorrichtung mit smektisch-nematischen Flüssigkristallmischungen
DE2202555C2 (de) Elektro-optische Einrichtung zur intermittierenden Übertragung von Licht
DE2130504C3 (de) Verfahren zum Modulieren von Licht mit einer FlüssigkristallzeUe
DE3122529A1 (de) Nematische fluessigkristallmaterialien und ihre verwendung